linux-kernel - Re: [PATCH 0/2] bio iter improvements

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Message-ID: <ZCIVLQ6Klrps6k1g@infradead.org>
Date:   Mon, 27 Mar 2023 15:14:05 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Kent Overstreet <kent.overstreet@...ux.dev>
Cc:     linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
        willy@...radead.org, axboe@...nel.dk
Subject: Re: [PATCH 0/2] bio iter improvements

On Mon, Mar 27, 2023 at 01:44:00PM -0400, Kent Overstreet wrote:
> Small patch series cleaning up/standardizing bio_for_each_segment_all(),
> which means we can use the same guts for bio_for_each_folio_all(),
> considerably simplifying that code.
> 
> The squashfs maintainer will want to look at and test those changes,
> that code was doing some slightly tricky things. The rest was a pretty
> mechanical conversion.

Can you post a code size comparism for the before and after cases?